Raccoon River Park Weather Forecast

    • 49
    • 61

    Chance Rain Showers

    • 53
    • 64

    Chance Rain Showers

    • 52
    • 74

    Partly Sunny

    • 56
    • 79

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

    • 62
    • 84

    Slight Chance Thunderstorms

Today 21 May Polk

Mostly cloudy. A chance of Sprinkles this morning. Highs in the lower 60s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 May Polk

Cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the upper 40s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Raccoon River Park Temperature Statistics

May Temperature

Des Moines International Airport (3.7 miles)

  • Lowest 2 May, 2026

    37.7 °F

  • Average May

    61.3 °F

  • Highest 15 May, 2026

    88.6 °F

Climate (2021–Present)

Des Moines International Airport (3.7 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    63.5 °F
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